Cancels all other weather moves. For 5 turns: each active Pokemon, even when protected by a Substitute, loses 1/16 of its max HP unless it is an Ice-type, the power of Solarbeam is halved, and the healing power of Morning Sun, Synthesis and Moonlight is halved. (Victory Road)

Attacks 2-5 times in one turn; if one of these attacks breaks a target's Substitute, the target will take damage for the rest of the hits. This move has a 3/8 chance to hit twice, a 3/8 chance to hit three times, a 1/8 chance to hit four times and a 1/8 chance to hit five times. (Mt Moon)

Cancels all other weather moves. For 5 turns: freezing is prevented, the power of Fire attacks is increased by 50%, the power of Water attacks is decreased by 50%, Solarbeam fires immediately, Thunder becomes 50% accurate, and the healing power of Morning Sun, Synthesis and Moonlight is increased from 1/2 to 2/3 of the user's max HP. (Safari Zone)

All Pokemon in the user's party receive 1/2 damage from Special attacks for 5 turns. Light Screen will be removed from the user's field if an opponent's Pokemon uses Brick Break. In double battles, both Pokemon are shielded, but damage protection is reduced from 1/2 to 1/3. (Celadon MegaMart Roof)

Cancels all other weather moves. For 5 turns: the power of Water attacks is increased by 50%, the power of Fire attacks is decreased by 50%, Thunder becomes 100% accurate, the power of Solarbeam is halved, and the healing power of Morning Sun, Synthesis and Moonlight is decreased from 1/2 to 1/4 of the user's max HP. (Route 15)

On the first turn, the user digs underground, becoming uncontrollable, and evades all attacks. Earthquake and Magnitude can hit underground and gain doubled power. The user may also be hit underground if it was previously targeted by Lock-On or Mind Reader or if it is attacked by a Pokemon with No Guard. On the second turn, the user attacks. (Cerulean City)

All Pokemon in the user's party receive 1/2 damage from Physical attacks for 5 turns. Reflect will be removed from the user's field if an opponent's Pokemon uses Brick Break. In double battles, both Pokemon are shielded, but damage protection is reduced from 1/2 to 1/3. (SS Anne 1B; Celadon MegaMart Roof)

Cancels all other weather moves. For 5 turns: each active Pokemon, even when protected by a Substitute, loses 1/16 of its max HP unless it is a Ground-, Rock-, or Steel-type, the power of Solarbeam is halved, and the healing power of Morning Sun, Synthesis and Moonlight is halved. (Victory Road)

Prevents the target from using the same move for two turns in a row until the target is switched out. The target will use Struggle every other turn if it cannot attack without using the same move. (Silph Co 4F)

This move has a 30% chance to inflict a side effect depending on the battle's current terrain. The target may be put to sleep in any type of grass (or in puddles and very shallow water), its Attack may be lowered by 1 stage while surfing on river or ocean water, its Defense may be lowered by 1 stage while diving underwater, its Speed may be lowered by 1 stage while surfing on pond water, its Accuracy may be lowered by 1 stage on beach and desert sand, it may flinch in caves, it may become confused on rocky outdoor terrain, it may be poisoned on ashy terrain and it may become paralyzed everywhere else (including link battles). (Route 24)

Almost always goes first. Until the end of the turn, the user will steal a supporting move from another Pokemon (including teammates). In Double Battles, Snatch only steals the first applicable move performed by another Pokemon before wearing off. (Rocket Hideout B4)

POKEMON FIRE RED AND LEAF GREEN HMs

On the first turn, the user flies into the air, becoming uncontrollable, and evades most attacks. Gust, Twister, Thunder, and Sky Uppercut have normal accuracy against a mid-air Pokemon, with Gust and Twister also gaining doubled power. The user may also be hit in mid-air if it was previously targeted by Lock-On or Mind Reader. On the second turn, the user attacks. (Route 16)

On the first turn, the user dives underwater, becoming uncontrollable, and evades all attacks except for Surf and Whirlpool, which have doubled power; the user may also be hit underwater if it was previously targeted by Lock-On or Mind Reader. On the second turn, the user attacks. (Unobtainable)